NSK TiMax Z10L User manual

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ENGLISH
1. User and Indications for Use
User: Qualified Professionals
Indications for Use: This medical device is intended for transmitting rotation of the power source at the direct drive ratio or at a different gear ratio,
thereby running the instrument such as a bur or a reamer to cut and polish natural or artificial teeth during dental treatment.
2. Precautions for handling and operation
Please read these precautions carefully and use only as intended or instructed.
Safety instructions are intended to avoid potential hazards that could result in personal injury or damage to the device. Safety instructions are
classified as follows in accordance with the seriousness of the risk.
Class Degree of Risk
WARNING Hazard that could result in serious injury or damage to the device if the safety instructions are not correctly followed.
CAUTION Hazard that could result in light or moderate injury or damage to the device if the safety instructions are not correctly
followed.
NOTICE General product specification information highlighted to avoid product malfunction and performance reduction.

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WARNING
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CAUTION
ŘWhen operating the product always consider patient safety.
ŘUsers are responsible for the operational control, maintenance and continual inspection of this product.
ŘPrior to clinical use, inspect the handpiece. Check for vibration, noise and overheating. If any abnormalities are found, stop using the
handpiece immediately and contact your Authorized NSK Dealer. (Refer to "6. Checking the Handpiece Before Each Use")
ŘDo not disassemble or alter the handpiece except as recommended by NSK in this Operation Manual.
ŘDo not allow any impact on to the product. Do not drop the product.
ŘOperators and all others in the area must wear eye protection and a mask when operating this handpiece.
ŘDo not use burs with problems listed below as the bur may break, seize up or disengage from the chuck.
- Bent, deformed, worn, rusted, broken, deficient bur.
- Bur which is cracked on the edge or axis.
- Non-ISO(EN ISO) standard, or tampered bur.
ŘDo not use burs other than specified in "9. Specifications" as such burs may be accidentally released or break during rotation.
ŘAlways keep the bur shank clean. Debris in the chuck could cause poor bur concentricity or low chuck retention force.
ŘAlways insert the bur all the way into the chuck. If insertion is insufficient, premature failure of the handpiece head bearings, or accidental release of the bur, may occur.

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CAUTION
ŘDo not exceed Max. Bur Length shown in "9. Specifications".
ŘAlways follow the instructions provided by the bur manufacturer.
ŘDo not exceed the bur speed recommended by the bur manufacturer.
ŘShould the handpiece function abnormally during use, stop using the handpiece immediately and contact your Authorized NSK Dealer.
ŘDo not use the following fluids to wipe, immerse or clean the product; strong/super acid water, strong acid/alkaline chemicals, chlorine-
containing solutions, solvents such as benzine or thinner.
ŘThe handpiece is delivered in a non-sterile condition and must be autoclaved prior to use.
ŘPerform regular function and maintenance checks. (Refer to "8. Periodical Maintenance Checks")
ŘIf the handpiece has not been used for a long period, rotate the handpiece and check for noise, vibration and overheating before use.
ŘTo avoid clinical downtime it is recommended that a spare be kept on hand in case of a breakdown during treatment.
ŘThe operation of the handpiece is permitted only on dental units which correspond to the standards IEC 60601-1 (EN 60601-1) and IEC 60601-1-2 (EN 60601-1-2).
ŘU.S. Federal law restricts this device to sale by or on the order of a licensed physician.
Z84L / Z85L / Z85
ŘUse a short shank FG bur for the product because the handpiece has the miniature head. Using a long bur with this handpiece may lead to
premature abrasion of the bearings. In addition, sudden release, bend or breakage of the bur may occur.
Z95L / Z95
ŘDo not use a surgical bur with its maximum length of 25mm or longer. Using such bur with this handpiece may lead to premature abrasion of
the bearings. In addition, sudden release, bend or breakage of the bur may occur.

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3. Accessory List
No. Part Name Quantity
1 E-Type Spray Nozzle 1
CAUTION
4. Connecting and Disconnecting the Handpiece from the Motor
4-1 Connecting
1) Insert the handpiece direct into the motor (Fig. 1). When connecting an optic handpiece, turn the handpiece
until it clicks and locks into position.
2) Confirm that the handpiece is securely connected to the motor.
4-2 Disconnecting
Hold the motor and the handpiece, then pull apart.
ŘDo not connect or disconnect the handpiece until the motor has completely stopped.
ŘConnect ONLY to E type motors (ISO 3964 (EN ISO 3964)).
ŘDo not exceed the Max. Rotation Speed (Motor) shown in "9. Specifications".
Handpiece Motor
Fig. 1

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5. Inserting and Removing the Bur
5-1 Inserting the Bur
Z10L / Z10 / Z15L / Z15 / Z24L / Z25L / Z25 (Fig. 2)
1) Insert the bur until it is correctly secured in place.
2) Depress the Push Button and insert the bur into the chuck until the bur "notch" mechanism engages.
Release the button.
3) Confirm that the bur is secure by gently pulling and pushing the bur without depressing the Push
Button.
Z84L / Z85L / Z85 / Z95L / Z95 (Fig. 3)
1) Insert the bur into the chuck.
2) Depress the Push Button to open the chuck ( ).
3) Insert the bur fully into the chuck until it stops ( ) then release the Push Button.
4) Confirm that the bur is secure by gently pulling and pushing the bur without depressing the
Push Button.
D-shape
Push Button
Fig. 2
Push Button
Fig. 3

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NOTICE
ŘFor easy operation of the Chuck Release Button simply grip the handpiece and use your thumb tip to press the Chuck Release Button.
5-2 Removing the Bur
Depress the Chuck Release Button to open the chuck ( ) and, while the chuck is open, remove the bur
( ).
CAUTION
ŘDo not use burs with problems listed below as the bur may break, seize up or disengage from the chuck.
- Bent, deformed, worn, rusted, broken, deficient bur.
- Bur which is cracked on the edge or axis.
- Non-ISO(EN ISO) standard, or tampered bur.
Push Button
Fig. 4

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CAUTION
ŘDo not use burs other than specified in "9. Specifications" as such burs may be accidentally released or break during rotation.
ŘAlways keep the bur shank clean. Debris in the chuck could cause poor bur concentricity or low chuck retention force.
ŘAlways insert the bur all the way into the chuck. If insertion is insufficient, premature failure of the handpiece head bearings, or accidental release of the bur, may occur.
ŘDo not exceed Max. Bur Length shown in "9. Specifications".
ŘAlways follow the instructions provided by the bur manufacturer.
ŘDo not exceed the bur speed recommended by the bur manufacturer.
ŘDo not insert or remove the bur until rotation has completely stopped.
ŘDo not apply excess pressure to the bur as it may break or bend and become difficult to remove.
6. Checking the Handpiece Before Each Use
Follow the check procedure below before use. If any abnormalities are found, stop using the handpiece
immediately and contact your Authorized NSK Dealer.
1) Check the Head Cap is firmly tightened.
2) Check coolant water is flowing properly.
3) Insert the bur. (Refer to "5. Inserting and Removing the Bur")
4) Rotate the handpiece for about one minute, using coolant water, and with the motor operating at full
speed. During rotation, check for abnormalities such as abnormal rotation, vibration, noise.
5) After the handpiece rotation has completely stopped, touch the handpiece head to confirm the head is
NOT heating abnormally (Fig. 5). Fig. 5